58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
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#ifndef crypto_hash_sha256_H
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#define crypto_hash_sha256_H
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/*
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* WARNING: Unless you absolutely need to use SHA256 for interoperatibility,
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* purposes, you might want to consider crypto_generichash() instead.
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* Unlike SHA256, crypto_generichash() is not vulnerable to length
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* extension attacks.
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*/
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#include <stddef.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include "export.h"
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#ifdef __cplusplus
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# ifdef __GNUC__
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# pragma GCC diagnostic ignored "-Wlong-long"
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# endif
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extern "C" {
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#endif
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typedef struct crypto_hash_sha256_state {
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uint32_t state[8];
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uint64_t count;
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uint8_t buf[64];
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} crypto_hash_sha256_state;
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SODIUM_EXPORT
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size_t crypto_hash_sha256_statebytes(void);
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#define crypto_hash_sha256_BYTES 32U
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SODIUM_EXPORT
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size_t crypto_hash_sha256_bytes(void);
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SODIUM_EXPORT
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int crypto_hash_sha256(unsigned char *out, const unsigned char *in,
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unsigned long long inlen);
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SODIUM_EXPORT
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int crypto_hash_sha256_init(crypto_hash_sha256_state *state);
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SODIUM_EXPORT
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int crypto_hash_sha256_update(crypto_hash_sha256_state *state,
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const unsigned char *in,
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unsigned long long inlen);
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SODIUM_EXPORT
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int crypto_hash_sha256_final(crypto_hash_sha256_state *state,
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unsigned char *out);
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#ifdef __cplusplus
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}
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#endif
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#endif
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